Datasheet

Figure 15-3. Message Objects in a FIFO Buffer
START
No
Yes
Write MNUM to IFn Command Request
(Read Message to IFn Registers,
Reset NEWDAT = 0,
Reset INTPND = 0
MNUM = Interrupt Pointer
Read IFn Message Control
Read Data from IFn Data A,B
NEWDAT = 1
EOB = 1
Read Interrupt Pointer
Status Change
Interrupt Handling
END
Message Interrupt
Yes
MNUM = MNUM + 1
Case Interrupt Pointer else
0x0000 0x8000
No
June 18, 2012562
Texas Instruments-Production Data
Controller Area Network (CAN) Module
NRND: Not recommended for new designs.